用户手册目录Literature History7Unit Identification - Nameplates7Figure 1 Typical Unit Nameplate7Unit Inspection8Inspection Checklist8Loose Parts Inventory8Unit Description8Figure 2 Typical RTAC Unit9Figure 3 Unit Dimensions 185-200 Ton Standard Efficiency, 60 Hz and 155, 170 Ton, High Efficiency, 50 and 60 Hz15Figure 4 Unit Dimensions 225-250 Ton Standard Efficiency, 60 Hz and 185-200 Ton, High Efficiency, 50 and 60 Hz16Figure 5 Unit Dimensions 225-250 Ton High Efficiency, 60 Hz17Figure 6 Unit Dimensions 250-275 Ton Standard Efficiency, 50 Hz and 250 Ton High Efficiency, 50 Hz and 275 Ton Standard Efficiency, 60 Hz18Figure 7 Unit Dimensions 275 Ton High Efficiency, 50 and 60 Hz; 300 Ton, Standard Efficiency, 50 and 60 Hz and 350 Ton, Standard Efficiency 60 Hz19Figure 8 Unit Dimensions 300 Ton High Efficiency, 50 and 60 Hz20Figure 9 Unit Dimensions 350-400 Ton Standard Efficiency, Hz and 400 Ton, Standard Efficiency, 60 Hz and 350 Ton High Efficiency, 50 and 60Hz21Figure 10 Unit Dimensions 450-500 Ton Standard Efficiency, 60 Hz and 375-400 Ton, High Efficiency, 50 Hz and 400 Ton High Efficiency, 60 Hz22Figure 11 Unit Dimensions of Condenser/Compressor Unit for Remote Evaporator Option23Figure 12 Unit Dimensions for Remote Evaporator 140-170 Ton Standard Efficiency and 140 Ton High Efficiency24Figure 13 Unit Dimensions for Remote Evaporator185-250 Ton Standard Efficiency and 155-200 Ton High Efficiency25Installation Responsibilities28Nameplates28Outdoor Unit Nameplate28Compressor Nameplate28Storage29General29Location Requirements29Setting the Unit29Figure 14 Lifting the Unit (Package and Remote) 15-21-foot Base29Figure 15 Lifting the Unit (Package and Remote) 30-36-foot Base30Figure 16 Lifting the Unit 39-45-foot Base30Isolation and Sound Emission36Figure 17 Unit Isolator Locations36Noise Considerations37Foundation38Clearances38Figure 18 Recommended Unit Clearances 15-foot bases38Figure 19 Recommended Unit Clearances 18-21 foot bases39Figure 20 Recommended Unit Clearances 30-45 foot bases39Figure 21 Recommended Remote Evaporator Unit Clearances 15-30 foot bases40Figure 22 Recommended Evaporator Clearance40Unit Isolation and Leveling41Neoprene Isolator Installation41Drainage41Evaporator Water Piping41Evaporator Piping41Entering Chilled Water Piping42Leaving Chilled Water Piping42Evaporator Drain42Evaporator Flow Switch42Evaporator Water Pressure Drop RTAC 140 - 250 Ton43Figure 23 Evaporator Water Pressure Drop43Evaporator Water Pressure Drop RTAC 250 - 500 Ton44Figure 24 Evaporator Water Pressure Drop44Water Pressure Gauges45Figure 25 Suggested Piping for Typical RTAC Evaporator45Water Pressure Relief Valves46Freeze Protection46Low Evaporator Refrigerant Cutout and % Glycol Recommendations46Procedure46Important47Specials47Figure 26 Remote Evaporator Installations51Figure 27 Circuit Identification52Line Sizing53Liquid Line Sizing Steps54Example Liquid Line Sizing55Figure 28 Liquid Line Sizing Example55Suction Line Sizing Steps56Example Suction Line Sizing56Suction Accumulator Sizing57Example of Suction Accumulator Line Sizing57Piping Installation Procedures57Refrigerant Sensors58Refrigerant Pressure Relief Valve Venting58Leak Test and Evacuation58Figure 29 Remote Evaporator59Figure 30 Field Wiring between Remote Evaporator and Condensing Unit60Refrigerant and Additional Oil Charge60Refrigerant Charge Determination60Oil Charge Determination61General Recommendations62Installer-Supplied Components75Power Supply Wiring75Figure 31 Starter Panel76Control Power Supply76Heater Power Supply and Convenience Outlet (Packaged Units Only)76Interconnecting Wiring77Chilled Water Flow (Pump) Interlock77Chilled Water Pump Control77Alarm and Status Relay Outputs (Programmable Relays)78Relay Assignments Using TechView79Low Voltage Wiring79Emergency Stop79External Auto/Stop80External Circuit Lockout - Circuit #1 and Circuit #280Ice Building Option80External Chilled Water Setpoint (ECWS) Option81External Current Limit Setpoint (ECLS) Option81Figure 32 Wiring Examples for ECLS and ECWS82Chilled Water Reset (CWR)82Communications Interface options84Optional Tracer Communications Interface84LonTalk Communications Interface for Chillers (LCI-C)84Refrigeration Cycle86Figure 33 Pressure Enthalpy (P-h) diagram of RTAC chiller86Figure 34 System Schematic87Refrigerant R134a88Compressor88Condenser and Subcooler88Expansion Valve89Evaporator89Oil System89Figure 35 RTAC Oil System90CH530 Communications Overview91Controls Interface91DynaView Interface91Figure 36 DynaView92Key Functions92Radio Buttons92Spin Value Buttons92Action Buttons92Hot Links92File Folder Tabs92Display Screens93Basic Screen Format93Front Panel Lockout Feature94Front Panel Display During Cold Ambients94Modes Screen95Chiller Screen101Compressor Screen101Refrigerant Screen102Setpoint Screen103Diagnostic Screen104Power-Up105First Screen, Version # of the Boot, full version # displayed.105Second Screen, Application or No Application.105Third Screen, First screen of the Application, the Chiller Tab.105Display Formats105Units105Languages105Minimum PC requirements to install and operate TechView107Unit View107Figure 38 Unit View108Compressor Service View109Status View110Setpoint View113Figure 41 Setpoint View113Diagnostics View117Figure 43 Configuration View118Software View122Binding View123Replacing or Adding Devices124Software Download124Instructions for First Time TechView Users124Legend to Diagnostics Table126Installation Checklist137Receiving137Unit Location and Mounting137Unit Piping137Electrical Wiring138General139Unit Voltage Power Supply140Unit Voltage Imbalance141Unit Voltage Phasing141Water System Flow Rates142Water System Pressure Drop142CH530 Set-Up143Daily Unit Start-Up144General144Seasonal Unit Start-Up Procedure145System Restart After Extended Shutdown146Temporary Shutdown And Restart147Extended Shutdown Procedure147Weekly Maintenance149Refrigerant and Oil Charge Management155R134a Field Charging Procedure156Factory (initial) Refrigerant Charging Procedure156Field Refrigerant Charging Procedure156Adding charge:157Charge Isolation in the high or low side of system157High side charge isolation procedure:157Returning unit to running condition:158Low side charge isolation procedure:158Refrigerant Filter Replacement Procedure159Lubrication System159Oil Charging Procedure159Figure 46 Oil System Schematic160Factory (initial) Oil Charging Procedure161Evaporator tube replacement163Compressor Replacement163文件大小: 20.7 MB页数: 252Language: English打开用户手册